Commodity200520062007200820092010
Vacuum flasks & oth. vacuum vessels, complete with cases; parts thereof (ex ...$3,935,518$3,619,254$3,941,617$5,099,034$7,962,998$5,409,454
Total$3,935,518$3,619,254$3,941,617$5,099,034$7,962,998$5,409,454